MEGA COLLECTION OF ELECTRONICS DIY PROJECTS
Every week, we publish 2 to 3 projects, sometimes even more! They range from simple circuits for beginners, to advanced projects that you can use to develop complete innovative products! Most projects have been developed by enthusiasts like you. Some by experts. And, some by our team. Many are tested at EFY Labs, and some are not–but they typically have a proof-of-concept video.
Smart Medicine Reminder With Adjustable Timers
As we grow through our lives, we realise that we must take care of our previous and next generation members, and it is a...
Edge AI Face Counting Using MaixCam and YOLOv8 for Real-Time Audience Analytics
Manual tally counters are now a thing of the past. Today, human entry and audience tracking are handled using electronic solutions such as PIR...
DIY Robotics Projects for Engineers and Students
We compiled this list of innovative and interesting Robotics projects, Ideas, and research topics for Beginners and Enthusiasts so that they can explore the...
Earth Leakage Protection Circuit using VG54123A
This article explains the working, circuit design, BOM, construction, testing, and applications of an earth leakage protection device
In modern electrical systems, safety is of...
AirPod: Standalone FM Earbud
Earlier in this series, a compact FM radio was created using a touch display. From there, the design moved forward with an FM radio...
AI-Powered Object Detection and Distance Measurement using Raspberry Pi
Imagine a vehicle cruising at 54 kilometres per hour, roughly the speed of an object moving 0.5 metres per frame at 30 frames per...
Smart Trolley Robot using Arduino
This article shows how to build a simple, low-cost smart trolley robot using an Arduino Uno and Bluetooth (HC-05). The trolley can move forward,...
433MHz Wireless RF Relay Switch
This cost-effective 433MHz wireless relay switch circuit allows remote relay control using an RF transmitter and receiver module. It is ideal for scenarios where...
Mini AC-DC Converter Module With Selectable Output Voltage
The increasing use of IoT devices and smart appliances has driven demand for compact and efficient power solutions. Traditional AC-DC converters tend to be...
Smart RFID Based Metro Station System
Metro smart automated systems always look cool to us. You can scan and rescan to travel just using a MetroCard. No need for special...
Installing Multiple Versions Of The ESP32 Board Package in Arduino IDE
In this tutorial, we will learn how to install multiple versions of the ESP32 board package in the Arduino IDE. Once set up, you’ll...
DC-DC Buck Converter Design: 1.2V–3.3V High-Efficiency Circuit
A buck converter is a DC-DC power converter that efficiently steps down a voltage. It uses an inductor, resistors, and a capacitor to regulate...
Electronic Toggle Ratchet Relay Circuit
An electronic toggle ratchet relay is a specialised relay that, unlike standard relays, retains its state (on or off) even after the control signal...
Advanced Satellite for Telemetry and Remote Access
Advanced Satellite for Telemetry and Remote Access (ASTRA) is a CubeSat model designed to offer hands-on experience in satellite technology. It serves as a...
DIY LED Strip Controller with Motion Sensor
Decorative lighting has become quite popular, with options such as LED surface panels, strip lights, COB lights, spotlights, and profile lights that are widely...
Power Saver Air Conditioner Circuit
This air-conditioner (AC) power saver circuit can control the operation of two separate AC units, reducing energy consumption during preset periods and cutting overall...
Mini FM Radio Earbud: DIY RDA5807M Receiver Circuit Project
In the June issue, the construction of a Miniature Watch-Style FM Radio delivering stereo FM output was described. Building on that concept, the next...
AI-Powered Smoking Detection System Using MaixCam and YOLOv5
Over the past few years, smoking prevalence among adults in India fell from 14.0% (2009-2010) to 10.7% (2016-2017), thanks to public smoking bans, advertising...